condition mean min max 0 h after light 0.366884 0.366557 0.367211 4 h after light 0.2598735 0.106713 0.413034 8 h after light 0.237625 0.155422 0.319828 4 h after dark 0.334697 0.20653 0.462864 8 h after dark 0.232949 0.208032 0.257866 12 h after dark 0.28306549999999997 0.156885 0.409246